A quilt formed in two separate parts which can be joined together

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Solution Overview

Problem

Conventional quilts provide uniform thermal resistance across the bed, which can lead to discomfort for individuals with different body temperatures, as they cannot be easily customized to suit individual preferences for warmth, limiting market variations and user satisfaction.

Innovation Solution

A quilt designed in two separate parts with reversible hook and loop fasteners, allowing each part to have distinct thermal resistance and filling options, enabling independent warmth control for each user, with the ability to join seamlessly regardless of material or weight differences.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a quilt is made as a single piece with uniform thermal resistance, then the cover presents an even appearance and consistent warmth across the bed, but individuals with different body temperatures cannot achieve personalized thermal comfort

Engineering Contradiction:
Improvepersonalized thermal comfortVSAvoidquilt structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The quilt is divided into two separate parts (first quilt part and second quilt part), each with different thermal resistance values. This segmentation allows each user to select the appropriate thermal resistance for their needs while maintaining a unified appearance when joined together.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The joining mechanism uses reversible hook and loop fasteners that can attach in either direction, allowing any quilt part to join with any other quilt part regardless of thermal resistance difference. This universal joining capability enables multiple combinations while maintaining simplicity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If conventional joining mechanisms like zips or buttons are used, then the quilt parts can be joined together, but the joining mechanism is not reversible and limits the number of variations that can be applied

Engineering Contradiction:
Improvenumber of variationsVSAvoidjoining mechanism
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

Each quilt part has asymmetric hook and loop fastener arrangements on its joining edges, with hooks on one side and loops on the other. This asymmetric design allows reversible joining where either part can be attached to either other part, enabling all possible combinations of thermal resistance variations.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The joining mechanism is made dynamic and reversible through the use of hook and loop fasteners that can be attached and detached in any sequence. This allows users to reconfigure the quilt combinations easily without complex operations, supporting up to 250+ variations.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the quilt is made in two separate parts with different thermal resistance, then personalized warmth selection is enabled, but the joining mechanism becomes more complex requiring reversible hook and loop fasteners on channel walls

Engineering Contradiction:
Improveindependent warmth controlVSAvoidjoining mechanism structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The joining mechanism is moved from the traditional peripheral edge joining to the vertical channel wall dimension. By placing hook and loop fasteners on the internal channel walls, the joining occurs in a new spatial dimension, allowing independent warmth control while simplifying the external appearance and assembly.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables personalized thermal comfort for each bed partner by allowing independent selection of warmth levels, increasing market flexibility with multiple combinations, and ensuring easy assembly and disassembly for varying seasons and preferences.

Implementation Method 1

the flat surface of the channel wall of each quilt part comprises: i) a first surface section having a plurality of hook fasteners disposed on the first surface section; and ii) a second surface section having a plurality of loop fasteners on the second surface section; whereby the hook fasteners and loop fasteners disposed on the flat surface of the channel wall of the first quilt part are releasably attachable to the hook fasteners and loop fasteners disposed on the flat surface of the channel wall of the second quilt part for releasably attaching the two quilt parts together

Methodology Applied
Scientific EffectHook and loop fastening mechanism: Velcro

Data Source

PatentEP3153072B1A quilt formed in two separate parts which can be joined together
Publication Date: 2020.01.01 CAREY KEVIN
  • EP3153072B1 patent drawingFigure 1~2
  • EP3153072B1 patent drawingFigure 3
  • EP3153072B1 patent drawingFigure 4

AI summary

The quilt is in two parts (9, 10), one part having a level of insulation which is different to the other part. For example one part can be extremely warm, and the other part can be extremely cool. Both parts (9, 10) can then be joined together to form the quilt. When juxtaposed the two separate parts (9, 10) of the quilt, are a reverse image of each other, sharing both the negative and positive componentry of a hook and loop fastener disposed on a channel wall (15) of each part (9, 10). The hook fastener (13, 14) is disposed on one half from an edge to the middle of the channel wall (15), and on the other half of the channel wall (15) is disposed the loop fastener (11, 12). This arrangement permits both parts (9, 10) to be purchased separately, and joined together allowing each individual to choose their own level of thermal resistance independently, whilst still being joined up to a part with the other individual's chosen thermal resistance.